Description
1/4" x 12" Brass Keystock | Boat Supply Store
This precision-machined 1/4 inch by 12 inch brass keystock provides a critical mechanical interface for torque transmission in marine drive systems. Engineered from corrosion-resistant brass, it ensures a secure fit within the keyway of shafts and hubs, preventing slippage under load. Ideal for propeller shafts on smaller craft or auxiliary drive components in offshore fishing vessels navigating the Gulf Coast.
Key Features
- Secure Torque Transmission: Essential for positive engagement between shaft and hub.
- Corrosion Resistance: Brass construction withstands marine environments.
- Precision Sizing: 1/4 inch width and 12 inch length for accurate fitment.
- Durable Material: Ensures longevity in demanding applications.
- Keyway Integrity: Prevents rotational slippage and component wear.
- Marine Grade: Designed for saltwater and freshwater exposure.
- Mechanical Interlock: Creates a robust connection for power transfer.
- Easy Installation: Slides directly into shaft and hub keyways.
Specifications
| Product Specifications | |
|---|---|
| Material | Brass |
| Dimensions | 1/4" x 12" |
| Type | Keystock |
Who This Is For
Marine mechanics and DIY boaters requiring a durable, corrosion-resistant key for drive shaft and propeller hub connections. This stock is suited for builders and repairers working on small to medium-sized marine propulsion systems.
How It Compares
| Feature | 1/4" x 12" Brass Keystock | Generic Brass Keystock |
|---|---|---|
| Material | Brass | Brass |
| Width | 1/4" | 1/4" |
| Length | 12" | — |
Common Concerns Answered
Will brass rust in saltwater?
This keystock is manufactured from marine-grade brass, which offers excellent resistance to corrosion in both saltwater and freshwater environments, ensuring durability and longevity.
Is this keystock strong enough for heavy-duty applications?
For standard marine drive systems where precise torque transfer is required, this 1/4" x 12" brass keystock provides a secure mechanical interlock. For extremely high-torque applications, consult shaft and component specifications.
Can I cut this keystock to a custom length?
Yes, brass is a machinable metal. This 12-inch keystock can be cut to your specific required length using standard metal cutting tools and then deburred for clean installation.
Frequently Asked Questions
What is the primary function of a keystock in a marine application?
A keystock, or key, creates a positive mechanical connection between a rotating shaft and a hub (like a propeller or gear), preventing slippage and transferring torque effectively.
What is the significance of the 1/4 inch dimension?
The 1/4 inch dimension refers to the width of the keystock, which must precisely match the width of the keyway machined into both the shaft and the hub for a secure fit.
Why choose brass over other materials for marine keystock?
Brass offers a good balance of strength, machinability, and superior corrosion resistance in marine environments compared to plain steel, making it a reliable choice for many drive system components.
How do I ensure proper fitment of this keystock?
Measure the keyway width on both your shaft and hub; it must be exactly 1/4 inch. The length should be sufficient to engage adequately in both components, allowing for some customization if needed.
What tools are typically needed for installation?
Installation generally requires no special tools beyond ensuring the keyway is clean. If cutting to size, a hacksaw or band saw and a file for deburring are sufficient.
